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wanmonitor
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Add metric support

This commit is contained in:
belliash 2018-04-23 20:32:44 +02:00
parent 4c5d070c94
commit ea8f9b1568
1 changed files with 11 additions and 9 deletions
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20
files/usr/sbin/wanmonitor
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@ -17,7 +17,9 @@ CHECK_HOST=$(/sbin/uci -q get wanmonitor.@wanmonitor[0].check_host)
INTERVAL=$(/sbin/uci -q get wanmonitor.@wanmonitor[0].interval)
SLEEP=$(/sbin/uci -q get wanmonitor.@wanmonitor[0].sleep)
WAN_PRIMARY=$(/sbin/uci -q get wanmonitor.@wanmonitor[0].wan_primary)
WAN_RIMARY_METRIC=$(/sbin/uci -q get network.${WAN_PRIMARY}.metric)
WAN_SECONDARY=$(/sbin/uci -q get wanmonitor.@wanmonitor[0].wan_secondary)
WAN_SECONDARY_METRIC=$(/sbin/uci -q get network.${WAN_SECONDARY}.metric)
function initialize() {
network_get_device IFNAME_WAN_PRIMARY ${WAN_PRIMARY}
@ -68,14 +70,14 @@ function prepare() {
fi
done
/usr/bin/logger -t $0 -p ${LOGGER_DEBUG} "Primary WAN Interface: ${IFNAME_WAN_PRIMARY}, Gateway: ${GATEWAY_WAN_PRIMARY}"
/usr/bin/logger -t $0 -p ${LOGGER_DEBUG} "Secondary WAN Interface: ${IFNAME_WAN_SECONDARY}, Gateway: ${GATEWAY_WAN_SECONDARY}"
/usr/bin/logger -t $0 -p ${LOGGER_DEBUG} "Primary WAN Interface: ${IFNAME_WAN_PRIMARY}, Gateway: ${GATEWAY_WAN_PRIMARY}, Metric: ${WAN_PRIMARY_METRIC:-0}"
/usr/bin/logger -t $0 -p ${LOGGER_DEBUG} "Secondary WAN Interface: ${IFNAME_WAN_SECONDARY}, Gateway: ${GATEWAY_WAN_SECONDARY}, Metric: ${WAN_SECONDARY_METRIC:-0}"
/usr/bin/logger -t $0 -p ${LOGGER_DEBUG} "Checking host: ${CHECK_HOST} every ${INTERVAL} seconds interval"
}
function status() {
echo -e "Primary WAN Interface: ${IFNAME_WAN_PRIMARY}, Gateway: ${GATEWAY_WAN_PRIMARY}"
echo -e "Secondary WAN Interface ${IFNAME_WAN_SECONDARY}, Gateway: ${GATEWAY_WAN_SECONDARY}"
echo -e "Primary WAN Interface: ${IFNAME_WAN_PRIMARY}, Gateway: ${GATEWAY_WAN_PRIMARY}, Metric: ${WAN_PRIMARY_METRIC:-0}"
echo -e "Secondary WAN Interface ${IFNAME_WAN_SECONDARY}, Gateway: ${GATEWAY_WAN_SECONDARY}, Metric: ${WAN_SECONDARY_METRIC:-0}"
echo -e "Checking host: ${CHECK_HOST} every ${INTERVAL} seconds interval"
echo
ACTIVE=$(/bin/ps | grep 'wanmonitor -d' | grep -v 'grep' | wc -l)
@ -123,22 +125,22 @@ while true; do
if [ "x${WAN_PRIMARY_STATUS}" = "xtrue" ]; then
CHECK_ROUTE=$(route | grep ${CHECK_HOST} | grep ${IFNAME_WAN_PRIMARY} | wc -l)
if [ "x${CHECK_ROUTE}" = "x0" ]; then
/sbin/route add -host ${CHECK_HOST} gateway ${GATEWAY_WAN_PRIMARY} ${IFNAME_WAN_PRIMARY} &>/dev/null
/sbin/route add -host ${CHECK_HOST} gateway ${GATEWAY_WAN_PRIMARY} metric 0 ${IFNAME_WAN_PRIMARY} &>/dev/null
fi
WAN_PRIMARY_PING=$(ping -I ${IFNAME_WAN_PRIMARY} -w 3 -c 3 ${CHECK_HOST} 2>/dev/null | awk '/packets received/ {print $4}')
fi
if [ "x${WAN_PRIMARY_STATUS}" = "xfalse" ] || [ "x${WAN_PRIMARY_PING}" = "x0" ]; then
if [ "${WAN}" = "0" ] || [ "${WAN}" = "1" ]; then
/usr/bin/logger -t $0 -p ${LOGGER_ALERT} "Primary WAN Interface is DOWN! Switching traffic to ${WAN_SECONDARY}."
/sbin/route del default gw ${GATEWAY_WAN_PRIMARY} ${IFNAME_WAN_PRIMARY} &>/dev/null
/sbin/route add default gw ${GATEWAY_WAN_SECONDARY} ${IFNAME_WAN_SECONDARY} &>/dev/null
/sbin/route del default gw ${GATEWAY_WAN_PRIMARY} metric ${WAN_PRIMARY_METRIC:-0} ${IFNAME_WAN_PRIMARY} &>/dev/null
/sbin/route add default gw ${GATEWAY_WAN_SECONDARY} metric ${WAN_SECONDARY_METRIC:-0} ${IFNAME_WAN_SECONDARY} &>/dev/null
WAN=2
fi
else
if [ "${WAN}" = "0" ] || [ "${WAN}" = "2" ]; then
/usr/bin/logger -t $0 -p ${LOGGER_ALERT} "Primary WAN Interface is UP! Switching traffic to ${WAN_PRIMARY}."
/sbin/route del default gw ${GATEWAY_WAN_SECONDARY} ${IFNAME_WAN_SECONDARY} &>/dev/null
/sbin/route add default gw ${GATEWAY_WAN_PRIMARY} ${IFNAME_WAN_PRIMARY} &>/dev/null
/sbin/route del default gw ${GATEWAY_WAN_SECONDARY} metric ${WAN_SECONDARY_METRIC:-0} ${IFNAME_WAN_SECONDARY} &>/dev/null
/sbin/route add default gw ${GATEWAY_WAN_PRIMARY} metric ${WAN_PRIMARY_METRIC:-0} ${IFNAME_WAN_PRIMARY} &>/dev/null
WAN=1
fi
fi